[ 46.175168] ------------[ cut here ]------------ [ 46.176150] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.178390] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.179980] Modules linked in: [ 46.180665] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.182864] Tainted: [W]=WARN [ 46.183540] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.185163] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.186155] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.189566] RSP: 0018:ffff888016f7fbc0 EFLAGS: 00010286 [ 46.190643] RAX: 0000000000000000 RBX: ffffed1002deff78 RCX: ffffffff813a4050 [ 46.192035] RDX: ffff888015e38000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.193455] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002deff2f [ 46.194866] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.196269] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f7fdf8 [ 46.197702] FS: 00007f680292d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.199288] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.200454] CR2: 00007ffd6d80eef8 CR3: 000000000d842000 CR4: 0000000000350ef0 [ 46.201886] Call Trace: [ 46.202455] [ 46.202907] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.203904] ? __create_object+0x59/0x80 [ 46.204754] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.205833] __vmalloc_noprof+0x59/0x60 [ 46.206669] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.207640] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.208660] bpf_prog_alloc+0x39/0x200 [ 46.209507] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.210530] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.211530] do_seccomp+0x349/0x25e0 [ 46.212306] ? find_held_lock+0x2b/0x80 [ 46.213131] ? do_prlimit+0x310/0x610 [ 46.213944] ? __pfx_do_seccomp+0x10/0x10 [ 46.214818] ? do_raw_spin_unlock+0x53/0x220 [ 46.215738] ? _raw_spin_unlock+0x1e/0x40 [ 46.216606] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.217669] ? static_key_count+0x60/0x80 [ 46.218548] prctl_set_seccomp+0x4e/0x70 [ 46.219382] __do_sys_prctl+0xe6c/0x1d70 [ 46.220185] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.221124] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.222202] ? irqentry_exit+0xf3/0x650 [ 46.223026] do_syscall_64+0xbf/0x430 [ 46.223834] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.224874] RIP: 0033:0x7f6802e1f5cd [ 46.225664] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.229131] RSP: 002b:00007ffd6d80d140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.230614] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6802e1f5cd [ 46.232003] RDX: 00005635ed379e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.233416] RBP: 00007ffd6d80d1a0 R08: 0000000000000000 R09: 00007ffd6d80c840 [ 46.234817] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563627011b10 [ 46.236251] R13: 00007ffd6d80d5d0 R14: 00005636270122b0 R15: 00005636270266f0 [ 46.237694] [ 46.238160] irq event stamp: 1779 [ 46.238885] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 46.240530] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 46.242064] softirqs last enabled at (1366): [] handle_softirqs+0x50c/0x770 [ 46.243436] softirqs last disabled at (1361): [] __irq_exit_rcu+0xc4/0x100 [ 46.244773] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.576817] ------------[ cut here ]------------ [ 49.577774] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.579868] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.581346] Modules linked in: [ 49.581937] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.583921] Tainted: [W]=WARN [ 49.584529] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.586281] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.587177] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.590455] RSP: 0018:ffff88800d36fbc0 EFLAGS: 00010286 [ 49.591448] RAX: 0000000000000000 RBX: ffffed1001a6df78 RCX: ffffffff813a4050 [ 49.592729] RDX: ffff88800decd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.594029] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001a6df2f [ 49.595313] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.596597] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d36fdf8 [ 49.597922] FS: 00007f08a05f0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.599368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.600437] CR2: 00007ffd4a812ef8 CR3: 000000000db61000 CR4: 0000000000350ef0 [ 49.601718] Call Trace: [ 49.602191] [ 49.602648] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.603557] ? __create_object+0x59/0x80 [ 49.604345] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.605333] __vmalloc_noprof+0x59/0x60 [ 49.606045] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.606924] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.607870] bpf_prog_alloc+0x39/0x200 [ 49.608624] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.609565] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.610479] do_seccomp+0x349/0x25e0 [ 49.611153] ? find_held_lock+0x2b/0x80 [ 49.611917] ? do_prlimit+0x310/0x610 [ 49.612676] ? __pfx_do_seccomp+0x10/0x10 [ 49.613491] ? do_raw_spin_unlock+0x53/0x220 [ 49.614346] ? _raw_spin_unlock+0x1e/0x40 [ 49.615078] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.616051] ? static_key_count+0x60/0x80 [ 49.616850] prctl_set_seccomp+0x4e/0x70 [ 49.617656] __do_sys_prctl+0xe6c/0x1d70 [ 49.618437] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.619304] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.620275] ? irqentry_exit+0xf3/0x650 [ 49.621001] do_syscall_64+0xbf/0x430 [ 49.621760] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.622717] RIP: 0033:0x7f08a0ae25cd [ 49.623422] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.626639] RSP: 002b:00007ffd4a810d70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.627998] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f08a0ae25cd [ 49.629287] RDX: 0000556f044bbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.630572] RBP: 00007ffd4a810dd0 R08: 0000000000000000 R09: 00007ffd4a810470 [ 49.631876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556f06b07ad0 [ 49.633174] R13: 00007ffd4a811200 R14: 0000556f06b08bc0 R15: 0000556f06b19780 [ 49.634477] [ 49.634911] irq event stamp: 1779 [ 49.635559] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 49.637091] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 49.638486] softirqs last enabled at (1352): [] handle_softirqs+0x50c/0x770 [ 49.639759] softirqs last disabled at (1347): [] __irq_exit_rcu+0xc4/0x100 [ 49.641019] ---[ end trace 0000000000000000 ]--- [ 50.385957] ------------[ cut here ]------------ [ 50.386883] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.388933] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.390427] Modules linked in: [ 50.391036] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.393027] Tainted: [W]=WARN [ 50.393680] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.395161] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.396085] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.399296] RSP: 0018:ffff888013a5fbc0 EFLAGS: 00010286 [ 50.400308] RAX: 0000000000000000 RBX: ffffed100274bf78 RCX: ffffffff813a4050 [ 50.401648] RDX: ffff888013b25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.402932] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100274bf2f [ 50.404241] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.405566] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013a5fdf8 [ 50.406865] FS: 00007f0dd65a6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.408305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.409410] CR2: 00007f0dd6a98580 CR3: 000000001f695000 CR4: 0000000000350ef0 [ 50.410723] Call Trace: [ 50.411184] [ 50.411638] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.412544] ? __create_object+0x59/0x80 [ 50.413386] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.414369] __vmalloc_noprof+0x59/0x60 [ 50.415081] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.415999] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.416942] bpf_prog_alloc+0x39/0x200 [ 50.417717] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.418654] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.419576] do_seccomp+0x349/0x25e0 [ 50.420304] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.421184] ? __pfx_do_seccomp+0x10/0x10 [ 50.422021] ? find_held_lock+0x2b/0x80 [ 50.422810] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.423773] ? static_key_count+0x60/0x80 [ 50.424600] prctl_set_seccomp+0x4e/0x70 [ 50.425412] __do_sys_prctl+0xe6c/0x1d70 [ 50.426157] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.427028] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.428000] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.428972] ? irqentry_exit+0xf3/0x650 [ 50.429764] do_syscall_64+0xbf/0x430 [ 50.430513] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.431464] RIP: 0033:0x7f0dd6a985cd [ 50.432118] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.435278] RSP: 002b:00007ffce139dbc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.436640] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0dd6a985cd [ 50.437961] RDX: 0000561bc0aefe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.439273] RBP: 00007ffce139dc20 R08: 0000000000000000 R09: 00007ffce139d2c0 [ 50.440571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561bc0eac2b0 [ 50.441907] R13: 00007ffce139e050 R14: 0000561bc0eaed20 R15: 0000561bc0ec08d0 [ 50.443248] [ 50.443679] irq event stamp: 1715 [ 50.444349] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 50.445911] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 50.447426] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 50.448973] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 50.450281] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21042' (ECDSA) to the list of known hosts. 2025/11/17 09:15:56 fuzzer started 2025/11/17 09:15:56 dialing manager at localhost:37895 2025/11/17 09:15:56 checking machine... 2025/11/17 09:15:56 checking revisions... [ 51.344503] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:15:56 testing simple program... [ 51.435523] cgroup: Unknown subsys name 'net' [ 51.494054] cgroup: Unknown subsys name 'cpuset' [ 51.514724] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:15:55 Registers: info registers vcpu 0 RAX=0000000000000046 RBX=ffff88800affa4a0 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff88800affa4a0 RDI=ffffffff81b2e60a RBP=ffff888008c4b780 RSP=ffff88806ce08dc0 R8 =00000000bc93c3e4 R9 =ffff88806c81a810 R10=000000000003c9ed R11=0000000000000000 R12=0000000000000200 R13=0000000000000000 R14=ffff88800affa4a0 R15=ffff888008c4b780 RIP=ffffffff84c71d78 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd123bad008 CR3=000000000dbd5000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=320893bdeb2a94a082413a914eee0c16 XMM02=0000000000303a88eff9b2d0a8fce9cb XMM03=0000000000303b582c67c8bc2e329bc3 XMM04=245cdd17671832b800000000000ae988 XMM05=d96330e2d2db8632000000000031f070 XMM06=474038aa6c007e1f000000000031eef8 XMM07=e042d86d42eb936e000000000030f688 XMM08=059fa1b4320e39f20000000000303b58 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88801c4a0b80 RCX=ffffffff83c63b46 RDX=1ffffffff0a8835e RSI=ffffffff83c63c3d RDI=ffffffff85441af0 RBP=ffff888017037d70 RSP=ffff888017037cf8 R8 =0000000000000000 R9 =ffffed1001604968 R10=0000000000000000 R11=0000000000000000 R12=ffffffff85441a60 R13=0000000000000040 R14=000000000000231c R15=0000000000000000 RIP=ffffffff83c63c5e RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f08a05f0900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd4a80a000 CR3=000000001f65f000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000